Based on seismic,palaeontological, sedimentary and logging data, strata frequency of Shahejie formation in Qibei seg, Huanghua depression was studied by means of sequence stratigraphy,and the formation was divided into two sequences,Ⅰ(3rd member of the formation and Ⅱ(2nd and 1st members of the formation).

Relationship between tectonic transfer zones and petroleum accumulation in Banqiao Sag,Dagang Oilfield;

Research on the types and characteristics of subtle reservoir formation in Banqiao sag;

An approach to the diagenesis of clastic rocks under abnormal high temperature a nd pressure-Taking the Lower Tertiary deep formation in Banqiao sag as an examp le.;

Deposi-tional character and model of fault-controlling gravity flow in Banqiao Depression;

A Study on the Ancient Fluid Potential and the History of Oil-gas Migration and Accumulation in Banqiao Depression;

Composition Characteristics and Geochemical Significance of Aromatic Hydrocarbons of Crude Oils from the Banqiao Depression

Overpressures have been commonly found in Banqiao Seg and the organic matter evolving segmentation in the overpressure intervals is very obvious.

Ascertainment and Oil-gas Prospect of Sequence 0 in Qibei Seg of Huanghua Depression;